20145255578

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{84643931}}^1$

素因数の和:84643957

約数の個数: 16

約数和(自身を含む): 36566178624

約数和(自身を除く): 16420923046

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 84643931, 169287862, 592507517, 1185015034, 1438946827, 2877893654, 10072627789, 20145255578]

約数ペア:

[(1, 20145255578), (2, 10072627789), (7, 2877893654), (14, 1438946827), (17, 1185015034), (34, 592507517), (119, 169287862), (238, 84643931)]